Cryptography Expert

W3Global; Milton Keynes; Hybrid; GBP 85,000 - 115,000; Full time

Job summary

W3Global in Milton Keynes, UK, is seeking a senior Crypto Architect to design and implement secure banking crypto solutions. The role focuses on PCI/ANSI-compliant architectures, key management hierarchies, and HSM integration.

You will lead encryption key changes, engage with cross-functional teams, and drive security improvements in an agile setting. Ideal candidates will have 7–10 years in crypto engineering with strong communication skills to work with CISO and senior stakeholders.

Qualifications

• Solid experience in designing crypto solutions and architectures that adhere PCI and ANSI standards.
• Extensive experience with crypto standards (Triple DES, RSA, AES) and data security services.
• Experience with encryption key hierarchies (LMK, ZMK, ZPK, TMK, TPK, PVK, CVK) and various key loading methods.

Responsibilities

• Lead encryption key changes and architecture discussions in client committees.
• Collaborate with cards and platforms SMEs to support design, build, test, deploy, and post-release in agile environments.
• Engage in technical forums and architecture reviews to drive the product vision.
• Communicate requirements and designs to users, other teams, and senior management.
• Ensure obsolescence issues around encryption key platforms are addressed in a timely manner.

Skills

Crypto Architecture

HSM Management

Key Management

Security Standards

Regulatory Compliance

Stakeholder Communication

Job description

Domain Preferences: Banking.

Work Location: Milton Keynes, UK.

Working Arrangement: 2-3 days a week work from Office.

Exp: 7-10 Years

Jd

• Solid experience in creating and designing Crypto solution and architectures that adhere PCI and ANSI standards and roadmaps.
• Excellent of Crypto and data security services with HSM for banking services.
• Expert experience in key hierarchy (LMK, ZMK, ZPK, TMK, TPK, PVK, CVK and ATM remote key loading) and various Cryptography Standards (Triple DES, RSA, Key Block, AES).
• In depth HSM support experience in dealing with different HSM vendors for project engagement, HSM services migration and incident management.
• Drive continuous improvement and introduction of IT best practices into all areas of process, metrics and performance.
• Review regulatory mandates and work with CISO (Security) team to provide solutions.
• Responsible for ensuring any obsolescence around encryption keys platforms in cards and platforms systems is addressed in timely manner.
• Attend technical forums, architecture forums and be capable of leading the Product vision discussions at various client internal committees.
• Work with cards and platforms SME to support the design, build, testing, deployment, and post-release support in an agile development environment.
• Taking full ownership of the encryption key changes
• Experience in communicating with users, other technical teams and senior management to collect requirements, describe software and product features, technical designs and product strategy.